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  2. Hunter Industries - Wikipedia

    en.wikipedia.org/wiki/Hunter_Industries

    Hunter Industries headquarters in San Marcos California. Hunter produces pop-up gear-driven rotors, spray sprinklers, valves, controllers, central controllers, and weather sensors. The company reports that it holds more than 250 product patents and 40 trademarks, and conducts business in 125 countries. [6]

  3. Walther PK380 - Wikipedia

    en.wikipedia.org/wiki/Walther_PK380

    The Walther PK380 is chambered for the .380 Auto (9×17mm) cartridge, and its design is very similar to the .22 LR (5.6 mm) Walther P22, which in turn is based on the larger Walther P99. Like the P22, the PK380 features a slide-mounted, ambidextrous manual hammer-block, non-decocking safety and an external hammer.

  4. Impact sprinkler - Wikipedia

    en.wikipedia.org/wiki/Impact_sprinkler

    Impact sprinkler head. An impact sprinkler (sometimes called an impulse sprinkler) is a type of irrigation sprinkler in which the sprinkler head, driven in a circular motion by the force of the outgoing water, pivots on a bearing on top of its threaded attachment nut. Invented in 1933 by Orton Englehart, it quickly found widespread use.

  5. Irrigation sprinkler - Wikipedia

    en.wikipedia.org/wiki/Irrigation_sprinkler

    An impact sprinkler head in action Sprinklers spraying water to irrigate vine plants in a vineyard. An irrigation sprinkler (also known as a water sprinkler or simply a sprinkler) is a device used to irrigate (water) agricultural crops, lawns, landscapes, golf courses, and other areas. They are also used for cooling and for the control of ...

  6. Fire sprinkler - Wikipedia

    en.wikipedia.org/wiki/Fire_sprinkler

    A fire sprinkler mounted on a ceiling. A fire sprinkler or sprinkler head is the component of a fire sprinkler system that discharges water when the effects of a fire have been detected, such as when a predetermined temperature has been exceeded. Fire sprinklers are extensively used worldwide, with over 40 million sprinkler heads fitted each year.

  7. Walther CCP - Wikipedia

    en.wikipedia.org/wiki/Walther_CCP

    In September 2018 Walther introduced the updated CCP M2 onto the market. Its most significant upgrade was a take-down lever that eased the field stripping, which was often cited as original M1 design's biggest shortcoming. [4] [5] [6] Circa January 2019, Walther introduced the CCP M2 380, a variant with .380 ACP a caliber option. The CCP M2 380 ...

  8. Center-pivot irrigation - Wikipedia

    en.wikipedia.org/wiki/Center-pivot_irrigation

    A satellite image of circular fields characteristic of center pivot irrigation, Kansas Farmland with circular pivot irrigation. Center-pivot irrigation (sometimes called central pivot irrigation), also called water-wheel and circle irrigation, is a method of crop irrigation in which equipment rotates around a pivot and crops are watered with sprinklers.

  9. Standpipe (firefighting) - Wikipedia

    en.wikipedia.org/wiki/Standpipe_(firefighting)

    External access point for fire sprinkler and dry standpipe at a building in San Francisco, US Antique wet standpipe preserved at Edison and Ford Winter Estates. A standpipe or riser is a type of rigid water piping which is built into multi-story buildings in a vertical position, or into bridges in a horizontal position, to which fire hoses can be connected, allowing manual application of water ...